The RCA AH50BR Universal Power Supply can be used to run a variety of AC devices. It will help you save energy because it provides the exact power amount that is required for a particular device. It will also prevent your gadget from getting overcharged, which can damage the battery or significantly reduce your device's life. This 500mA power supply includes seven connector tips for switching adapter output from 3V up to 12V. That gives it versatility that allows you to only bring one charger along when traveling. The RCA power supply's design makes it simple to use: simply plug the appropriate tip into the adapter cord and connect your device. Once it is plugged into any standard wall outlet, your device will have a continuous source of power.